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PALEO-ENVIRONMENTIN THE CONTINENTAL SHELF OF THE EAST CHINA SEA SINCE THE MID-PLEISTOCENELIU
Author(s): 
Pages: 1-10
Year: Issue:  2
Journal: MARINE GEOLOGY & QUATERNARY GEOLOGY

Keyword:  中更新世古环境地震地层东海陆架;
Abstract: 基于1996年中法合作在东海陆架进行的电火花单道地震调查资料,并与位于东海外陆架钻孔DZQ4对比,发现对应于氧同位素6期以来的六个地震地层与钻孔地层呈现很好的对应关系,其间共有四次海退-海进的沉积旋回.资料分析表明东海第四纪环境演变与全球气候冷暖变化所导致的海面升降直接相关.东海陆架受太平洋潮波系统控制的历史久远,在地震地层中,保留了相当于氧同位素7期(或9期)、5期、3期和1期海侵早期的潮流沙脊地层.
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